﻿#region Copyright
// Copyright (c) 2011-2012 RaisingForce Team (Alikin Sergey)
//
// Permission is hereby granted, free of charge, to any person
// obtaining a copy of this software and associated documentation
// files (the "Software"), to deal in the Software without
// restriction, including without limitation the rights to use,
// copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following
// conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
// OTHER DEALINGS IN THE SOFTWARE.
#endregion

using System.Collections.Generic;
using System.Configuration;
using System.Diagnostics.Contracts;
using System.Linq;
using RaisingForce.Raise.Presentation.Localization;

namespace RaisingForce.RaiseHardwareTest.Configuration
{
    sealed internal class LocalizationLanguageCollection :
        ConfigurationElementCollection
    {
        #region Constructors

        public LocalizationLanguageCollection()
            : base()
        { }

        #endregion

        #region Base Overrides

        public override ConfigurationElementCollectionType CollectionType
        {
            get
            {
                return ConfigurationElementCollectionType.AddRemoveClearMap;
            }
        }

        protected override ConfigurationElement CreateNewElement()
        {
            return new LocalizationLanguageElement();
        }

        protected override object GetElementKey(ConfigurationElement element)
        {
            return ((LocalizationLanguageElement)element).CultureName;
        }

        #endregion

        #region Public Collection Methods and Indexers

        public LocalizationLanguageElement this[int index]
        {
            get
            {
                Contract.Ensures(Contract.Result<LocalizationLanguageElement>() != null);
                return (LocalizationLanguageElement)this.BaseGet(index);
            }
            set
            {
                if (this.BaseGet(index) != null)
                {
                    this.BaseRemoveAt(index);
                }
                this.BaseAdd(index, value);
            }
        }

        new public LocalizationLanguageElement this[string cultureName]
        {
            get
            {   // returns null, if object with this key does not exist
                return (LocalizationLanguageElement)this.BaseGet(cultureName);
            }
        }

        public int IndexOf(LocalizationLanguageElement element)
        {
            return this.BaseIndexOf(element);
        }

        public void Add(LocalizationLanguageElement element)
        {
            Contract.Requires(element != null);
            this.BaseAdd(element);
        }

        public void Remove(LocalizationLanguageElement element)
        {
            if (this.BaseIndexOf(element) >= 0)
            {
                this.BaseRemove(element.CultureName);
            }
        }

        public void RemoveAt(int index)
        {
            this.BaseRemoveAt(index);
        }

        public void Clear()
        {
            this.BaseClear();
        }

        #endregion

        #region Public GetLocalizationLanguages Method

        public IEnumerable<LocalizationLanguage> GetLocalizationLanguages()
        {
            Contract.Ensures(Contract.Result<IEnumerable<LocalizationLanguage>>() != null);
            return this.Cast<LocalizationLanguageElement>()
                .Select(element => element.CreateLocalizationLanguage());
        }

        #endregion
    }
}
